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Kentucky

$233+ Cheap flights from Duluth (DLH) to Kentucky

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/27. Fares are subject to change and may not be available on all flights or dates of travel.
DLH — SDF
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
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Cheap flight deals from Duluth to Kentucky

Keep the following information in mind while searching for Duluth to Kentucky flight deals. Data was last updated November 3, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$238
(Delta)

One-way from

$233
(Delta)

Popular in

May

Cheapest in

January

Average price

$317
Provider with most accurate pricing for Duluth Intl-Louisville Intl flight deals.
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Provider most trusted by Cheapflights users for Duluth Intl-Louisville Intl flights.
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From Duluth Intl to Kentucky
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One-way flight from Duluth Intl to Kentucky
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Highest demand for flights based on searches. 38% potential increase in price ($293 potential increase over avg. RT price).
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Cheapest flight prices on average. 19% potential price decrease ($76 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Duluth to Kentucky

Cheapest flights from Duluth to Kentucky
Explore the most affordable flight options available from Duluth to Kentucky. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 3, 2025.

This United Airlines deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1811:14 amDLH - TYS
1 stop4h 54mUnited Airlines
Sat 11/226:45 amTYS - DLH
1 stop4h 53mUnited Airlines
Deal found 11/3$268
This Delta deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/214:18 pmDLH - SDF
1 stop5h 42mDelta
Sun 11/236:35 amSDF - DLH
1 stop5h 46mDelta
Deal found 10/31$283
This Delta deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/144:18 pmDLH - BNA
1 stop5h 39mDelta
Wed 11/196:00 amBNA - DLH
1 stop5h 21mDelta
Deal found 11/3$298
This Delta deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1412:01 pmDLH - SDF
2 stops11h 05mDelta
Wed 11/196:35 amSDF - DLH
1 stop5h 46mDelta
Deal found 11/3$304
This United Airlines deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/263:06 pmDLH - BNA
1 stop4h 27mUnited Airlines
Tue 12/28:00 amBNA - DLH
1 stop6h 22mUnited Airlines
Deal found 11/3$307
This United Airlines deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1811:14 amDLH - SDF
1 stop5h 02mUnited Airlines
Sat 11/227:00 amSDF - DLH
1 stop4h 38mUnited Airlines
Deal found 11/3$338
This United Airlines deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/223:03 pmDLH - SDF
1 stop4h 29mUnited Airlines
Mon 12/299:05 amSDF - DLH
1 stop6h 23mUnited Airlines
Deal found 11/2$353
This United Airlines deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/233:03 pmDLH - SDF
1 stop21h 10mUnited Airlines
Mon 12/299:05 amSDF - DLH
1 stop6h 23mUnited Airlines
Deal found 11/2$384
This Delta deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/265:10 amDLH - BNA
2 stops10h 27mDelta
Tue 12/26:00 amBNA - DLH
1 stop5h 20mDelta
Deal found 11/3$394
This Delta deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/184:18 pmDLH - TYS
1 stop5h 51mDelta
Sat 11/2212:49 pmTYS - DLH
2 stops7h 41mDelta
Deal found 11/3$394
This Delta deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/265:10 amDLH - BNA
1 stop3h 53mDelta
Mon 12/16:00 amBNA - DLH
1 stop5h 21mDelta
Deal found 11/3$423
This United Airlines deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/233:03 pmDLH - SDF
1 stop21h 10mUnited Airlines
Tue 12/309:05 amSDF - DLH
1 stop6h 23mUnited Airlines
Deal found 11/3$429

Cheapflights Fare Finder

 
Customize your flight search to find flights from Duluth to Kentucky that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 3, 2025.
Use the filters below to find and compare flights from Duluth to Kentucky that are best for you.

Fly from

Duluth

Fly to

Kentucky

Route

Depart

Return

Price

DuluthLouisville

DLH - SDF

DLHSDF

Duluth Intl

Thu 2/12

8:04 am-3:50 pm

1 stop6h 46m

Louisville Intl

Sun 2/15

6:23 am-11:33 am

1 stop6h 10m

$238

DuluthLouisville

DLH - SDF

DLHSDF

Duluth Intl

Fri 11/21

4:18 pm-11:00 pm

1 stop5h 42m

Louisville Intl

Sun 11/23

6:35 am-11:21 am

1 stop5h 46m

$283

DuluthNashville

DLH - BNA

DLHBNA

Duluth Intl

Fri 11/14

4:18 pm-9:57 pm

1 stop5h 39m

Nashville Intl

Wed 11/19

6:00 am-11:21 am

1 stop5h 21m

$298

DuluthLouisville

DLH - SDF

DLHSDF

Duluth Intl

Fri 11/14

4:18 pm-11:00 pm

1 stop5h 42m

Louisville Intl

Wed 11/19

6:35 am-11:21 am

1 stop5h 46m

$298

DuluthNashville

DLH - BNA

DLHBNA

Duluth Intl

Wed 11/26

3:06 pm-7:33 pm

1 stop4h 27m

Nashville Intl

Tue 12/2

8:00 am-2:22 pm

1 stop6h 22m

$307

DuluthLouisville

DLH - SDF

DLHSDF

Duluth Intl

Tue 11/18

11:14 am-5:16 pm

1 stop5h 02m

Louisville Intl

Sat 11/22

7:00 am-10:38 am

1 stop4h 38m

$338

DuluthLouisville

DLH - SDF

DLHSDF

Duluth Intl

Mon 12/22

3:03 pm-8:32 pm

1 stop4h 29m

Louisville Intl

Mon 12/29

9:05 am-2:28 pm

1 stop6h 23m

$353

DuluthNashville

DLH - BNA

DLHBNA

Duluth Intl

Wed 11/26

5:10 am-3:37 pm

2 stops10h 27m

Nashville Intl

Tue 12/2

6:00 am-11:20 am

1 stop5h 20m

$394

DuluthKnoxville

DLH - TYS

DLHTYS

Duluth Intl

Tue 11/18

4:18 pm-11:09 pm

1 stop5h 51m

Knoxville McGhee Tyson

Sat 11/22

12:49 pm-7:30 pm

2 stops7h 41m

$394

DuluthNashville

DLH - BNA

DLHBNA

Duluth Intl

Wed 11/26

5:10 am-9:03 am

1 stop3h 53m

Nashville Intl

Mon 12/1

6:00 am-11:21 am

1 stop5h 21m

$423

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Showing 1-10 of 22 results
1
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Best time to book a flight from Duluth to Kentucky

Have a flexible travel schedule? Discover the best time to fly to Kentucky from Duluth with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Duluth to Kentucky

How much does it cost to fly round-trip from Duluth to Kentucky?

Reviews of airlines servicing Kentucky

Get insights into the airlines that provide service to Kentucky. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Kentucky. Reviews last updated November 3, 2025.
Read reviews from past customers who have flown Delta and United Airlines from Duluth to Kentucky. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,002 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,002 reviews
Delta
7.9
Good
8,002 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
8,997 reviews
Delta
7.9
Good
8,002 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Duluth to Kentucky. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Duluth to Kentucky?

    For a flight from Duluth to Kentucky, you will be flying from Duluth Intl. Duluth Intl (DLH) is just 5.8 mi from the center of the city.

  • How long is the flight from Duluth to Kentucky?

    A quick flight from Duluth to Kentucky can take about 4h 27m. Delta provides one of the quickest options available for as low as $307. Airlines will cover a distance of 793 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Duluth to Kentucky?

    While some choose either Duluth Intl - Knoxville McGhee Tyson or Duluth Intl - Nashville Intl, Duluth Intl - Louisville Intl is the most popular route from Duluth to Kentucky.

  • Can I find deals for flights from Duluth to Kentucky that include hotel bookings?

    Yes. In addition to deals on Duluth to Kentucky flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Duluth to Kentucky?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Duluth to Kentucky.

  • Can I find deals for business class flights from Duluth to Kentucky?

    Yes. Cheapflights offers flight deals from Duluth to Kentucky by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Top 2 airlines flying from Duluth to Kentucky

Discover the top 2 airlines that operate flights from Duluth to Kentucky. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$238Average$433FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$377Average$528FlexibilityNo cancel feeOn-time69%

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